[v1.03][PPC] Implement hypervisor detection in PowerPC

src/common/cpu.h

@@ -36,6 +36,7 @@ enum {
   HV_VENDOR_VMWARE,
   HV_VENDOR_XEN,
   HV_VENDOR_PARALLELS,
+  HV_VENDOR_PHYP,
   HV_VENDOR_INVALID
 };
 

src/common/printer.c

@@ -681,6 +681,9 @@ bool print_cpufetch_ppc(struct cpuInfo* cpu, STYLE s, struct color** cs, struct
     setAttribute(art, ATTRIBUTE_NAME, cpu_name);
   }
   setAttribute(art, ATTRIBUTE_UARCH, uarch);
+  if(cpu->hv->present) {
+    setAttribute(art, ATTRIBUTE_HYPERVISOR, cpu->hv->hv_name);
+  }
   setAttribute(art, ATTRIBUTE_TECHNOLOGY, manufacturing_process);
   setAttribute(art, ATTRIBUTE_FREQUENCY, max_frequency);
   uint32_t socket_num = get_nsockets(cpu->topo);

src/common/udev.c

@@ -374,3 +374,18 @@ int get_num_sockets_package_cpus(struct topology* topo) {
 
   return ret;
 }
+
+// Inspired in is_devtree_compatible from lscpu
+bool is_devtree_compatible(char* str) {
+  int filelen;
+  char* buf;
+  if((buf = read_file("/proc/device-tree/compatible", &filelen)) == NULL) {
+    return false;
+  }
+
+  char* tmp;
+  if((tmp = strstr(buf, str)) == NULL) {
+    return false;
+  }
+  return true;
+}

src/common/udev.h

@@ -40,5 +40,6 @@ long get_l3_cache_size(uint32_t core);
 int get_num_caches_by_level(struct cpuInfo* cpu, uint32_t level);
 int get_num_sockets_package_cpus(struct topology* topo);
 int get_ncores_from_cpuinfo(void);
+bool is_devtree_compatible(char* str);
 
 #endif